The Master of Darkness explores mansions of murder in two thrilling pulp mysteries by Walter Gibson writing as "Maxwell Grant." First, a mastermind plots five super-crimes, but innocent victims will be murdered if The Shadow intervenes! Then, the Master of Darkness sheds light on the terrible secret of the "House of Silence" in one of Walter Gibson's most atmospheric mysteries. This instant collector's item showcases both classic pulp covers by George Rozen and the original interior illustrations by Tom Lovell, with commentary by popular culture historian Will Murray.